(9a to the 5th power)to the 3rd power.?

2007-09-26 08:36:43 · 2 answers · asked by antm071993 1 in Science & Mathematics ➔ Mathematics

(9a^5)^3 = (9^3) * (a^5)^3 = 729 a^15
((9a)^5)^3 = (729 a^5)^3 = 387420489 a^15

Pick your poison.

2007-09-26 08:41:46 · answer #1 · answered by PMP 5 · 0⤊ 0⤋

Use the laws of exponents
(9a^5)^3 = 9^3 * a^15

Doug

2007-09-26 08:47:18 · answer #2 · answered by doug_donaghue 7 · 0⤊ 0⤋

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